Home / 4,627.28-6,943.68-1,854.56

Finding the Fourth Proportional to 4,627.28, 6,943.68 and 1,854.56

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Solution

The fourth proportional to 4,627.28, 6,943.68 and 1,854.56 is: 2,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.28 : 6,943.68 = 1,854.56 : x
  2. Step 2: Convert to fraction form
    4,627.28/6,943.68 = 1,854.56/x
  3. Step 3: Cross multiply
    4,627.28x = 6,943.68 × 1,854.56
  4. Step 4: Simplify right side
    4,627.28x = 12,877,471.18
  5. Step 5: Solve for x
    x = 12,877,471.18/4,627.28
  6. Step 6: Final answer
    x = 2,782.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.